Fix unbound method optimization for static types.
Fix unbound method optimization for static types.

scoder/cython,c-blake/cython,andreasvc/cython,fperez/cython,cython/cython,ChristopherHogan/cython,hickford/cython,mrGeen/cython,mcanthony/cython,acrispin/cython,mcanthony/cython,da-woods/cython,madjar/cython,hhsprings/cython,dahebolangkuan/cython,marscher/cython,JelleZijlstra/cython,encukou/cython,ABcDexter/cython,c-blake/cython,ABcDexter/cython,mcanthony/cython,ChristopherHogan/cython,dahebolangkuan/cython,hickford/cython,andreasvc/cython,cython/cython,mrGeen/cython,cython/cython,madjar/cython,hickford/cython,JelleZijlstra/cython,acrispin/cython,ABcDexter/cython,achernet/cython,hickford/cython,marscher/cython,fperez/cython,scoder/cython,scoder/cython,ChristopherHogan/cython,madjar/cython,dahebolangkuan/cython,andreasvc/cython,fabianrost84/cython,roxyboy/cython,fperez/cython,slonik-az/cython,slonik-az/cython,achernet/cython,fabianrost84/cython,hhsprings/cython,madjar/cython,encukou/cython,roxyboy/cython,hhsprings/cython,roxyboy/cython,JelleZijlstra/cython,fperez/cython,slonik-az/cython,roxyboy/cython,ABcDexter/cython,marscher/cython,andreasvc/cython,achernet/cython,fperez/cython,acrispin/cython,c-blake/cython,acrispin/cython,hhsprings/cython,achernet/cython,encukou/cython,fabianrost84/cython,madjar/cython,slonik-az/cython,c-blake/cython,acrispin/cython,andreasvc/cython,mrGeen/cython,scoder/cython,slonik-az/cython,hhsprings/cython,marscher/cython,roxyboy/cython,marscher/cython,cython/cython,fabianrost84/cython,da-woods/cython,da-woods/cython,da-woods/cython,mcanthony/cython,JelleZijlstra/cython,mcanthony/cython,fabianrost84/cython,JelleZijlstra/cython,achernet/cython,dahebolangkuan/cython,ABcDexter/cython,hickford/cython,encukou/cython,c-blake/cython,encukou/cython,mrGeen/cython,mrGeen/cython,dahebolangkuan/cython